T/S parameters: 15 inch Mag
Re (coils in series) 3.5
Fs 22
Le 3.7
Qms 3.7
Qes 0.39
Qts 0.35
Cms 197
Mms (grams) 262
Vas (liters) 184
Sd (cm^2) 810
BL 18.35
SPL (1W/1M) 88.8
Power handling RMS 950
Fi Q 15 dual 2
Fs: 24.9 Hz
Re: 1.4 Ohms/coil
Qms: 5.72
Qes: .54
Qts: .49
Mms: 279g
Cms: 0.15mm/N
Sd: 810cm^2
Vas: 135 l
Spl: 87.7dB 1W/1m
Bl: 15.1 N/A
Xmax 27mm
Rms: 1000W
just because they look the same doesn't mean they'll sound the same.
that style of basket is quite generic and used for many subs. so is a thick surround, paper cone, convex dust cap, tapered magnet shape, etc.